---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1934 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5600.00 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 11G 68G 14% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 688 10461 4 4839 14958 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:2e:a0:75 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.97/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83978sec preferred_lft 83978sec inet6 fe80::f816:3eff:fe2e:a075/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:f7:27:39:c7:1e brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-1934) 08/04/26 _x86_64_ (4 CPU) 01:31:25 LINUX RESTART (4 CPU) 01:40:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:50:10 6.64 1.90 4.59 0.14 123.49 1470.45 544.75 02:00:01 10.82 0.48 9.23 1.11 19.37 2285.71 2731.77 02:10:14 27.16 0.57 22.45 4.14 22.00 3795.18 3205.62 Average: 15.00 0.98 12.20 1.82 54.72 2529.98 2169.41 01:40:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:50:10 11498492 14472580 1490992 9.11 117504 3013872 1880536 10.79 475744 4053132 45944 02:00:01 10122936 13732792 2224804 13.59 147396 3556204 2453548 14.08 641664 5180476 21212 02:10:14 10793588 15389436 560900 3.43 173692 4451744 1101376 6.32 900188 4177888 40 Average: 10805005 14531603 1425565 8.71 146197 3673940 1811820 10.40 672532 4470499 22399 01:40:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:50:10 lo 0.29 0.29 0.03 0.03 0.00 0.00 0.00 0.00 01:50:10 ens3 69.47 52.40 700.87 8.53 0.00 0.00 0.00 0.00 01:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:00:01 lo 1.41 1.41 0.14 0.14 0.00 0.00 0.00 0.00 02:00:01 ens3 64.99 53.38 97.64 18.07 0.00 0.00 0.00 0.00 02:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:14 lo 1710.37 1710.37 1619.29 1619.29 0.00 0.00 0.00 0.00 02:10:14 ens3 108.12 93.15 431.03 148.50 0.00 0.00 0.00 0.00 02:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 583.04 583.04 551.51 551.51 0.00 0.00 0.00 0.00 Average: ens3 81.16 66.60 410.80 59.33 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-1934) 08/04/26 _x86_64_ (4 CPU) 01:31:25 LINUX RESTART (4 CPU) 01:40:15 CPU %user %nice %system %iowait %steal %idle 01:50:10 all 14.24 0.00 0.54 0.04 0.04 85.15 01:50:10 0 13.81 0.00 0.45 0.05 0.04 85.65 01:50:10 1 14.64 0.00 0.68 0.03 0.04 84.61 01:50:10 2 14.46 0.00 0.49 0.02 0.04 85.00 01:50:10 3 14.04 0.00 0.52 0.05 0.04 85.35 02:00:01 all 72.48 0.00 2.25 0.03 0.10 25.14 02:00:01 0 68.35 0.00 1.97 0.04 0.10 29.54 02:00:01 1 73.01 0.00 2.08 0.02 0.10 24.78 02:00:01 2 74.95 0.00 2.55 0.04 0.10 22.37 02:00:01 3 73.60 0.00 2.39 0.02 0.10 23.89 02:10:14 all 47.27 0.00 2.18 0.09 0.09 50.36 02:10:14 0 45.61 0.00 2.46 0.15 0.09 51.70 02:10:14 1 47.42 0.00 2.21 0.14 0.08 50.14 02:10:14 2 49.06 0.00 2.18 0.05 0.09 48.62 02:10:14 3 47.02 0.00 1.89 0.03 0.09 50.97 Average: all 44.61 0.00 1.66 0.05 0.07 53.60 Average: 0 42.55 0.00 1.64 0.08 0.07 55.66 Average: 1 44.99 0.00 1.66 0.07 0.07 53.20 Average: 2 46.08 0.00 1.74 0.03 0.07 52.07 Average: 3 44.82 0.00 1.60 0.03 0.07 53.48